GAMCO GLOBAL SERIES FUNDS, INC.
The Gabelli Global Content & Connectivity Fund
(the “Fund”)
Supplement dated February 23, 2023, to the Fund’s Summary Prospectus for Class AAA Shares, Class A Shares, and Class I Shares, dated April 29, 2022
Effective February 23, 2023, the Fund’s Average Annual Total Returns Table is replaced in its entirety with the following:
Average Annual Total Returns (for the years ended December 31, 2021, with maximum sales charge, if applicable) | Past One Year | Past Five Years | Past Ten Years | |||||||||
| Gabelli Global Content & Connectivity Fund | ||||||||||||
| Class AAA Shares | ||||||||||||
| Return Before Taxes | 5.17 | % | 7.18 | % | 6.80 | % | ||||||
| Return After Taxes on Distributions | 3.57 | % | 5.73 | % | 5.65 | % | ||||||
| Return After Taxes on Distributions and Sale of Fund Shares | 4.16 | % | 5.40 | % | 5.35 | % | ||||||
| Class A Shares | ||||||||||||
| Return Before Taxes | (0.88) | % | 5.91 | % | 6.15 | % | ||||||
| Class I Shares | ||||||||||||
| Return Before Taxes | 5.18 | % | 7.63 | % | 7.16 | % | ||||||
| MSCI AC World Communication Services Index (reflects no deduction for fees, expenses, or taxes) | 10.82 | % | 10.93 | % | 8.94 | % | ||||||
| MSCI AC World Index (reflects no deduction for fees, expenses, or taxes) | 19.04 | % | 14.97 | % | 12.44 | % | ||||||
Please retain this Supplement for future reference.